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Related papers: A Self-Supervised Gait Encoding Approach with Loca…

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Gait Recognition is a computer vision task aiming to identify people by their walking patterns. Although existing methods often show high performance on specific datasets, they lack the ability to generalize to unseen scenarios.…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Gavriel Habib , Noa Barzilay , Or Shimshi , Rami Ben-Ari , Nir Darshan

Existing public person Re-Identification~(ReID) datasets are small in modern terms because of labeling difficulty. Although unlabeled surveillance video is abundant and relatively easy to obtain, it is unclear how to leverage these footage…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Weiquan Huang , Yan Bai , Qiuyu Ren , Xinbo Zhao , Ming Feng , Yin Wang

Human gait is considered a unique biometric identifier which can be acquired in a covert manner at a distance. However, models trained on existing public domain gait datasets which are captured in controlled scenarios lead to drastic…

Computer Vision and Pattern Recognition · Computer Science 2023-02-09 Shaoxiong Zhang , Yunhong Wang , Tianrui Chai , Annan Li , Anil K. Jain

This paper proposes a self-supervised learning method for the person re-identification (re-ID) problem, where existing unsupervised methods usually rely on pseudo labels, such as those from video tracklets or clustering. A potential…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Zhongdao Wang , Jingwei Zhang , Liang Zheng , Yixuan Liu , Yifan Sun , Yali Li , Shengjin Wang

This paper strives for self-supervised learning of a feature space suitable for skeleton-based action recognition. Our proposal is built upon learning invariances to input skeleton representations and various skeleton augmentations via a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Fida Mohammad Thoker , Hazel Doughty , Cees G. M. Snoek

Gait recognition, which identifies individuals based on their walking patterns, is an important biometric technique since it can be observed from a distance and does not require the subject's cooperation. Recognizing a person's gait is…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Haidong Zhu , Zhaoheng Zheng , Ram Nevatia

Gait depicts individuals' unique and distinguishing walking patterns and has become one of the most promising biometric features for human identification. As a fine-grained recognition task, gait recognition is easily affected by many…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Chao Fan , Saihui Hou , Jilong Wang , Yongzhen Huang , Shiqi Yu

Person re-identification (ReId), a crucial task in surveillance, involves matching individuals across different camera views. The advent of Deep Learning, especially supervised techniques like Convolutional Neural Networks and Attention…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Andrea Asperti , Salvatore Fiorilla , Simone Nardi , Lorenzo Orsini

Current state-of-the-art Video-based Person Re-Identification (Re-ID) primarily relies on appearance features extracted by deep learning models. These methods are not applicable for long-term analysis in real-world scenarios where persons…

Computer Vision and Pattern Recognition · Computer Science 2024-02-07 Vuong D. Nguyen , Samiha Mirza , Pranav Mantini , Shishir K. Shah

Unsupervised person re-identification (re-ID) has become an important topic due to its potential to resolve the scalability problem of supervised re-ID models. However, existing methods simply utilize pseudo labels from clustering for…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Junhui Yin , Jiayan Qiu , Siqing Zhang , Jiyang Xie , Zhanyu Ma , Jun Guo

Recent researches on unsupervised person re-identification~(reID) have demonstrated that pre-training on unlabeled person images achieves superior performance on downstream reID tasks than pre-training on ImageNet. However, those…

Computer Vision and Pattern Recognition · Computer Science 2023-04-13 Liping Bao , Longhui Wei , Xiaoyu Qiu , Wengang Zhou , Houqiang Li , Qi Tian

Person re-identification (ReID) aims at searching the same identity person among images captured by various cameras. Unsupervised person ReID attracts a lot of attention recently, due to it works without intensive manual annotation and thus…

Computer Vision and Pattern Recognition · Computer Science 2021-03-05 Bo Pang , Deming Zhai , Junjun Jiang , Xianming Liu

Clothes-Changing Person Re-Identification (ReID) aims to recognize the same individual across different videos captured at various times and locations. This task is particularly challenging due to changes in appearance, such as clothing,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Asaf Joseph , Shmuel Peleg

Pedestrian attributes, e.g., hair length, clothes type and color, locally describe the semantic appearance of a person. Training person re-identification (ReID) algorithms under the supervision of such attributes have proven to be effective…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Xiangping Zhu , Pietro Morerio , Vittorio Murino

Gait recognition is an important AI task, which has been progressed rapidly with the development of deep learning. However, existing learning based gait recognition methods mainly focus on the single domain, especially the constrained…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Likai Wang , Ruize Han , Wei Feng , Song Wang

This paper presents a novel end-to-end method for the problem of skeleton-based unsupervised human action recognition. We propose a new architecture with a convolutional autoencoder that uses graph Laplacian regularization to model the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Giancarlo Paoletti , Jacopo Cavazza , Cigdem Beyan , Alessio Del Bue

Human gait is one of important biometric characteristics for human identification at a distance. In practice, occlusion usually occurs and seriously affects accuracy of gait recognition. However, there is no available database to support…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Na Li , Xinbo Zhao

Gait anomaly detection is a task that involves detecting deviations from a person's normal gait pattern. These deviations can indicate health issues and medical conditions in the healthcare domain, or fraudulent impersonation and…

Signal Processing · Electrical Eng. & Systems 2024-05-17 Ming-Chang Lee , Jia-Chun Lin , Sokratis Katsikas

Gait recognition is a promising biometric with unique properties for identifying individuals from a long distance by their walking patterns. In recent years, most gait recognition methods used the person's silhouette to extract the gait…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Torben Teepe , Johannes Gilg , Fabian Herzog , Stefan Hörmann , Gerhard Rigoll

Recent advances in person re-identification have demonstrated enhanced discriminability, especially with supervised learning or transfer learning. However, since the data requirements---including the degree of data curations---are becoming…

Computer Vision and Pattern Recognition · Computer Science 2020-11-04 Kshitij Nikhal , Benjamin S. Riggan